Grazing Occultation of 1106SA3 Magnitude 3.6 [Red = 3.5] s R1106 = lambda Geminorum Date: 2016 Jan 22 23h 19m, to 2016 Jan 22 23h 36m Nominal site altitude 100m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' " o ' " h m s Alt Alt Az o o o 15 0 0 71 4 44.8 23 19 15 35 200 1.45 187.2 178.78 -20.93S 15 30 0 71 1 0.9 23 19 38 35 200 1.45 187.2 178.80 -20.95S 16 0 0 70 57 12.5 23 20 1 35 201 1.45 187.2 178.83 -20.98S 16 30 0 70 53 19.6 23 20 24 35 202 1.45 187.3 178.86 -21.01S 17 0 0 70 49 22.1 23 20 47 35 203 1.45 187.3 178.89 -21.04S 17 30 0 70 45 20.0 23 21 10 35 203 1.45 187.3 178.92 -21.07S 18 0 0 70 41 13.2 23 21 34 35 204 1.45 187.4 178.95 -21.10S 18 30 0 70 37 1.8 23 21 58 35 205 1.45 187.4 178.98 -21.13S 19 0 0 70 32 45.6 23 22 21 34 205 1.46 187.4 179.01 -21.16S 19 30 0 70 28 24.7 23 22 45 34 206 1.46 187.4 179.04 -21.19S 20 0 0 70 23 58.9 23 23 9 34 207 1.46 187.5 179.08 -21.23S 20 30 0 70 19 28.3 23 23 34 34 208 1.46 187.5 179.11 -21.26S 21 0 0 70 14 52.7 23 23 58 34 208 1.46 187.5 179.14 -21.29S 21 30 0 70 10 12.2 23 24 22 34 209 1.46 187.6 179.17 -21.32S 22 0 0 70 5 26.7 23 24 47 34 210 1.46 187.6 179.20 -21.35S 22 30 0 70 0 36.3 23 25 12 34 210 1.47 187.6 179.23 -21.38S 23 0 0 69 55 40.7 23 25 37 34 211 1.47 187.7 179.26 -21.41S 23 30 0 69 50 40.0 23 26 2 34 212 1.47 187.7 179.29 -21.44S 24 0 0 69 45 34.2 23 26 27 34 213 1.47 187.7 179.32 -21.47S 24 30 0 69 40 23.2 23 26 52 34 213 1.48 187.8 179.35 -21.50S 25 0 0 69 35 6.9 23 27 17 34 214 1.48 187.8 179.39 -21.53S 25 30 0 69 29 45.3 23 27 43 34 215 1.48 187.8 179.42 -21.56S 26 0 0 69 24 18.4 23 28 9 34 215 1.48 187.9 179.45 -21.60S 26 30 0 69 18 46.1 23 28 35 34 216 1.49 187.9 179.48 -21.63S 27 0 0 69 13 8.4 23 29 1 34 217 1.49 187.9 179.51 -21.66S 27 30 0 69 7 25.3 23 29 27 34 218 1.49 187.9 179.54 -21.69S 28 0 0 69 1 36.7 23 29 53 34 218 1.50 188.0 179.57 -21.72S 28 30 0 68 55 42.5 23 30 19 34 219 1.50 188.0 179.61 -21.75S 29 0 0 68 49 42.7 23 30 46 34 220 1.50 188.0 179.64 -21.78S 29 30 0 68 43 37.3 23 31 13 34 221 1.51 188.1 179.67 -21.81S 30 0 0 68 37 26.2 23 31 39 34 221 1.51 188.1 179.70 -21.85S 30 30 0 68 31 9.4 23 32 6 33 222 1.51 188.1 179.73 -21.88S 31 0 0 68 24 46.9 23 32 34 33 223 1.52 188.2 179.76 -21.91S 31 30 0 68 18 18.5 23 33 1 33 223 1.52 188.2 179.79 -21.94S 32 0 0 68 11 44.3 23 33 28 33 224 1.53 188.2 179.83 -21.97S 32 30 0 68 5 4.3 23 33 56 33 225 1.53 188.3 179.86 -22.00S 33 0 0 67 58 18.4 23 34 24 33 226 1.54 188.3 179.89 -22.03S 33 30 0 67 51 26.5 23 34 51 33 226 1.54 188.3 179.92 -22.06S 34 0 0 67 44 28.7 23 35 19 33 227 1.55 188.4 179.95 -22.10S 34 30 0 67 37 24.8 23 35 47 33 228 1.55 188.4 179.98 -22.13S 35 0 0 67 30 15.0 23 36 16 33 229 1.56 188.4 180.01 -22.16S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. The path is adjusted for the effects of refraction at low moon altitudes. Projected diameter of star 3 meters [CHARM/CADARS, 3 measures] 1106 is variable: 1106 = NSV 3512, 3.52 to 3.62, V 1106 is quadruple: This next pair is not confirmed ** 4.0 5.0 0.045" 300.0 (OCc 502) Graze path of ? 0.06 km south, and 0.1 secs earlier compared to the primary AB 3.6 10.7 9.7" 34.1 (STF1061) Graze path of B 28.52 km south, and 9.0 secs later compared to A AB 11.2" 265.7 (54 Gem) Graze path of B 7.70 km north, and 22.9 secs earlier compared to A Librations Long +4.91 Lat +6.77 P +179.99 D +7.08 Illumination of moon 98%+ Elongation of Moon 166 Vertical Profile Scale approx. 3.26 km/arcsec at mean distance of moon Horizontal Scale Factor 1.76 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -25.5 2.1 3.5 4.2 4.7 4.9 5.1 5.3 -23.5 2.1 3.5 4.2 4.7 4.9 5.1 5.3 -21.5 2.1 3.5 4.2 4.7 4.9 5.1 5.3 -19.5 2.1 3.5 4.2 4.7 4.9 5.1 5.3 -17.5 2.1 3.5 4.2 4.7 4.9 5.1 5.3 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 07181+1632STF1061 1829 2008 21 31 34 9.6 9.7 3.58 10.7 A3V -048-037 +16 1443 N D 071805.61+163225.7 ------------------------------------------------ Interferometric catalogue entries 071805.61+163225.7 ADS 5961 STF1061A BD+16 1443 HIP 35350 07181+16 Date PA Sep M1 M2 N 1977. V300. . 0.045 . 4.0 . 5.0 . . 1 OCC2002 O 1980.159 . . < 0.030 . . . . . 470 3.8 1 Hrt1984 S 1988.173 . . < 0.038 . . . . . 549 22 3.6 1 McA1993 S 1991.25 . . < 0.1 . 3.61 . . . 511 222 0.3 1 HIP1997e H 1995.1899 V 88. . . . . . . . 2200 400 0.7 1 Rch1996 O 1997.209 V120. . 0.0141 0.0007 3.3 . 6.8 . 2200 1.5 1 Rch1999b O 2009.2596 . . < 0.15 . . . > 4.60 . 657 5 4.1 1 Tok2010 S 2009.2596 . . < 0.15 . . . > 4.67 . 551 22 4.1 1 Tok2010 S 2009.2596 . . < 1.0 . . . > 6.00 . 551 22 4.1 1 Tok2010 S 2009.2596 . . < 1.0 . . . > 6.58 . 657 5 4.1 1 Tok2010 S 2010.096 . . < 0.13 . 3.54 0.26 . . 2200 340 3.6 1 DRs2011 A 2010.9660 . . < 0.15 . . . > 4.2 . 534 22 4.1 2 Tok2012d S 2010.9660 . . < 1.0 . . . > 6.3 . 534 22 4.1 2 Tok2012d S 071805.61+163225.7 ADS 5961 STF1061AB BD+16 1443 HIP 35350 07181+16 Date PA Sep M1 M2 N 2008.281 33.8 0.1 9.7 0.1 . . 3.8 0.1 2145 310 5.1 1 DRs2011 A ------------------------------------------------ AAVSO Variable star entry Variable identifier Type Max Min Ph Epoch Period NSV 3512 3.52 3.62 V ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Enontekiö 23.6 68.4 145km 23 26 8 Ivalo 27.5 68.7 45km 23 29 28 Kemijärvi 27.4 66.7 241km 23 29 23 Kilpisjärvi 20.8 69.0 125km 23 23 48 Kuusamo 29.2 66.0 280km 23 30 56 Meltaus 25.4 66.9 262km 23 27 36 Muonio 23.7 68.0 188km 23 26 10 Näätämö 29.1 69.7 82km 23 30 52 Nuorgam 27.9 70.1 99km 23 29 47 Pello 24.0 66.8 304km 23 26 25 Posio 28.2 66.1 287km 23 30 2 Pudasjärvi 27.0 65.4 389km 23 29 0 Ranua 26.5 65.9 340km 23 28 35 Rovaniemi 25.7 66.5 298km 23 27 55 Salla 28.7 66.8 204km 23 30 28 Sodankylä 26.6 67.4 187km 23 28 39 Tervola 24.8 66.1 359km 23 27 7 Tornio 24.1 65.8 397km 23 26 34 Tulppio 29.2 67.8 99km 23 30 57 Utsjoki Ailigas 27.1 69.9 67km 23 29 4